Know that joy is rarer, more difficult, and more beautiful than sadness. Once you make this all-important discovery, you must embrace joy as a moral obligation.

Welcome anything that comes to you, but do not long for anything else.

The scholar seeks truth, the artist finds.

So long as we live among men, let us cherish humanity.

A straight path never leads anywhere except to the objective.

The sole art that suits me is that which, rising from unrest, tends toward serenity.

I owe much to my friends; but, all things considered, it strikes me that I owe even more to my enemies. The real person springs life under a sting even better than under a caress.